Which of the following acts as a transmembrane channel?
a. F0 of ATPase
b. F1 of ATPase
c. PS I
d. PS II

Subtopic:  Light Reactions :3 | Light Reactions |
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The transport of proton across the membrane occurs through-
a. Active Transport
b. Facilitated Diffusion
c. Diffusion
d. both a and b

Subtopic:  Light Reactions :3 | Light Reactions |
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F1 of ATPase is located in-
a. Inner surface of plasma membrane
b. Outer surface of thylakoid membrane
c. On the side of thylakoid that faces the stroma
d. both b and c

Subtopic:  Light Reactions :3 | Light Reactions |
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When proton motive force degenerates, where does the conformational- changes take place?
a. F0 of ATPase
b. F1 of ATPase
c. PS I
d. PS II

Subtopic:  Light Reactions :3 | Light Reactions |
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What does chemiosmosis requires?
a. membrane, cytosol, protonpump, ATPase and proton gradient
b. membrane, cytosol, protonpump and H-ions
c. membrane, protonpump, ATPase and proton gradient
d. membrane, cytosol, protonpump, ATPase and proton gradient and H-ions

Subtopic:  Light Reactions :3 | Light Reactions |
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Which enzyme catalyzes the reaction of ATP formation during chemiosmosis?
a. ATP hydrolase
b. ATP synthase
c. ATPase
d. ATP synthetase

Subtopic:  Light Reactions :3 | Light Reactions |
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ATP and NADPH produced during photosynthesis, are used in which of the following reactions?
a. Catabolic
b. Biosynthetic phase
c. amphibolic
d. Hydrolytic phase

Subtopic:  Dark Reaction: Biosynthetic Phase |
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Dark reaction depends upon-
a. Presence of darkness
b. Presence of light
c. Products of light reactions
d. Products of biosynthetic phase

Subtopic:  Dark Reaction : Calvin Cycle |
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The first dark reaction or CO2 fixation product is-
a. 3C – Organic Acid
b. 6C – Organic Acid
c. 5C – Organic Acid
d. 1C – Organic Acid

Subtopic:  Dark Reaction : Calvin Cycle |
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Melvin-Calvin used ------- radioactive in-----studies for the discovery of first CO2 fixation product.
a. 14C , Fungal photosynthesis
b. 14C , Algal photosynthesis
c. 15N , Fungal photosynthesis
d. 15N , Algal photosynthesis

Subtopic:  Dark Reaction : Calvin Cycle |
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